Its thesis because thesis statement is a short statement that summarizes the main point or claim of an essay, research paper, etc., and is developed, supported, and explained in the text by means of examples and evidence.
B. A thesis is the answer
The statement of an essay's main idea is referred to as a thesis. It serves as the foundation of the essay, outlining the writer's main point or argument. Therefore, the correct answer to the student's question is B. a thesis.
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